As the Ukraine war grinds on with little sign of Russian president, Vladimir Putin agreeing to a ceasefire we trace the evolution of his attitude towards Ukraine. David Aaronovitch spoke to Vitaly Shevchenko who is Russia editor for BBC Monitoring and co-presenter of the BBC’s Ukrainecast.

This is part of a new mini-series called the The Briefing Room Explainers. They’re short versions of previous episodes of the Briefing Room.

Presenter: David Aaronovitch Producer: Caroline Bayley Editor: Richard Vadon